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Cheap flights from California to Watertown from $205

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Watertown departing on 1/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from California to Watertown

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:00 am - 10:55 pm
ONT
-
ART
12h 55m2 stops
American Airlines Logo
6:24 am - 5:45 pm
ART
-
ONT
14h 21m2 stops
$423American Airlines
Wed, Apr 1 - Sat, Apr 18
American Airlines Logo
11:58 pm - 5:43 pm
ONT
-
ART
14h 45m2 stops
American Airlines Logo
6:24 am - 5:45 pm
ART
-
ONT
14h 21m2 stops
$543American Airlines
Sat, Apr 4 - Sat, Apr 18
American Airlines Logo
6:20 am - 9:23 pm
SAN
-
ART
12h 03m2 stops
American Airlines Logo
7:00 am - 8:41 pm
ART
-
SAN
16h 41m2 stops
$548American Airlines
Thu, Jan 15 - Mon, Jan 19
American Airlines Logo
6:00 am - 9:23 pm
SJC
-
ART
12h 23m2 stops
American Airlines Logo
7:00 am - 6:34 pm
ART
-
SJC
14h 34m2 stops
$567American Airlines
Sat, Jan 10 - Wed, Jan 14
American Airlines Logo
6:00 am - 9:23 pm
SJC
-
ART
12h 23m2 stops
American Airlines Logo
7:00 am - 10:49 pm
ART
-
SJC
18h 49m2 stops
$770American Airlines
Sun, Jan 11 - Thu, Jan 29
American Airlines Logo
9:24 am - 9:23 pm
SAN
-
ART
8h 59m1 stop
American Airlines Logo
7:00 am - 8:41 pm
ART
-
SAN
16h 41m2 stops
$791American Airlines
Thu, Jan 15 - Mon, Jan 19
American Airlines Logo
6:00 am - 9:23 pm
SJC
-
ART
12h 23m2 stops
American Airlines Logo
7:00 am - 6:34 pm
ART
-
SJC
14h 34m3 stops
$918American Airlines
Sat, Jan 10 - Wed, Jan 14
American Airlines Logo
7:00 am - 10:55 pm
ONT
-
ART
12h 55m2 stops
American Airlines Logo
1:39 pm - 9:36 pm
ART
-
ONT
10h 57m3 stops
$919American Airlines
Wed, Apr 1 - Sat, Apr 18
American Airlines Logo
6:00 am - 9:23 pm
SJC
-
ART
12h 23m2 stops
American Airlines Logo
7:00 am - 6:43 pm
ART
-
SJC
14h 43m3 stops
$972American Airlines
Sun, Jan 11 - Thu, Jan 29
American Airlines Logo
6:00 am - 9:23 pm
SJC
-
ART
12h 23m3 stops
American Airlines Logo
7:00 am - 6:34 pm
ART
-
SJC
14h 34m3 stops
$1,024American Airlines
Sat, Jan 10 - Wed, Jan 14

American Airlines flights from California to Watertown, New York

Our best American Airlines deals on California to Watertown, New York flight tickets
American Airlines
Apr 1
ONT7:00 amOntario
12h 55m
2 stops
ART10:55 pmWatertown
Apr 18
ART6:24 amWatertown
14h 21m
2 stops
ONT5:45 pmOntario
$423
Find similar
American Airlines
Apr 4
ONT11:58 pmOntario
14h 45m
2 stops
ART5:43 pmWatertown
Apr 18
ART6:24 amWatertown
14h 21m
2 stops
ONT5:45 pmOntario
$543
Find similar
American Airlines
Jan 15
SAN6:20 amSan Diego
12h 03m
2 stops
ART9:23 pmWatertown
Jan 19
ART7:00 amWatertown
16h 41m
2 stops
SAN8:41 pmSan Diego
$548
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from California to Watertown, New York that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 26, 2025.
Use the filters below to find and compare flights from California to Watertown, New York that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioWatertown

ONT - ART

ONTART

Ontario

Wed 4/1

7:00 am-10:55 pm

2 stops12h 55m

Watertown

Sat 4/18

6:24 am-5:45 pm

2 stops14h 21m

$423

OntarioWatertown

ONT - ART

ONTART

Ontario

Sat 4/4

11:58 pm-5:43 pm

2 stops14h 45m

Watertown

Sat 4/18

6:24 am-5:45 pm

2 stops14h 21m

$543

San DiegoWatertown

SAN - ART

SANART

San Diego

Thu 1/15

6:20 am-9:23 pm

2 stops12h 03m

Watertown

Mon 1/19

7:00 am-8:41 pm

2 stops16h 41m

$548

San JoseWatertown

SJC - ART

SJCART

San Jose

Sat 1/10

6:00 am-9:23 pm

2 stops12h 23m

Watertown

Wed 1/14

7:00 am-6:34 pm

2 stops14h 34m

$567

San JoseWatertown

SJC - ART

SJCART

San Jose

Sun 1/11

6:00 am-9:23 pm

2 stops12h 23m

Watertown

Thu 1/29

7:00 am-10:49 pm

2 stops18h 49m

$770

San DiegoWatertown

SAN - ART

SANART

San Diego

Thu 1/15

9:24 am-9:23 pm

1 stop8h 59m

Watertown

Mon 1/19

7:00 am-8:41 pm

2 stops16h 41m

$791

San JoseWatertown

SJC - ART

SJCART

San Jose

Sat 1/10

6:00 am-9:23 pm

2 stops12h 23m

Watertown

Wed 1/14

7:00 am-6:34 pm

3 stops14h 34m

$918

OntarioWatertown

ONT - ART

ONTART

Ontario

Wed 4/1

7:00 am-10:55 pm

2 stops12h 55m

Watertown

Sat 4/18

1:39 pm-9:36 pm

3 stops10h 57m

$919

San JoseWatertown

SJC - ART

SJCART

San Jose

Sun 1/11

6:00 am-9:23 pm

2 stops12h 23m

Watertown

Thu 1/29

7:00 am-6:43 pm

3 stops14h 43m

$972

San JoseWatertown

SJC - ART

SJCART

San Jose

Sat 1/10

6:00 am-9:23 pm

3 stops12h 23m

Watertown

Wed 1/14

7:00 am-6:34 pm

3 stops14h 34m

$1,024

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Watertown from

How to get the cheapest flight ticket from California to Watertown, New York

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Watertown, New York?

The cheapest day to depart on your flight to Watertown, New York is on a Friday when prices can be found for as low as $399. This is often the case because there is less demand to fly during this day of the week. Flights from California to Watertown, New York on a Saturday will generally be more expensive and average around $741. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Watertown, New York?

Flying to Watertown, New York from California in the evening is the least expensive time of day to depart. momondo users have found prices as low as $384 when looking at flights departing in the evening. Flights in the morning are often more expensive with an average ticket price of $512.

Can stopping save me money on California to Watertown, New York flights?

You could potentially save up to 15% on your flight if you consider stops on a California to Watertown, New York flight.

Cheap California to Watertown, New York flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Watertown, New York

Fastest flight time

8h 37m

Direct flights

None
The fastest flight from California to Watertown, New York takes 8h 37m
There are no direct flights from California to Watertown, New York. There are no popular flight routes from California to Watertown, New York.
Search flight deals

  • When did momondo last update prices for flights from California to Watertown Airport?

    Prices for flights from California to Watertown Airport were last updated today.

  • How many operators does momondo search for flights from California to Watertown Airport?

  • How old do you have to be to fly from California to Watertown Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Watertown Airport.

  • What documentation or ID do you need to fly to Watertown Airport?

    The travel and health documents you'll need for your trip to Watertown Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Watertown Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from California to Watertown, New York

Compare and see reviews for airlines that fly from California to Watertown, New York with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $248Free CancellationRating
7.2
11,064 reviews
Search American Airlines flights

Traveling to a place near Watertown?

Book flights to Watertown if you plan to visit one of these locations
Alexandria Bay
Clayton

Why use momondo?

Why should I use momondo to find a flight deal from California to Watertown?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from California to Watertown for you.

Can I find flights from California to Watertown with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for California to Watertown flights to just show those with flexible booking policies.

How can momondo help me find flights from California to Watertown?

Once you have performed a search for California to Watertown flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from California to Watertown right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Watertown from California. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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